A sign warns of high danger of fire in the Chisos Mountains of Big Bend National Park, Big Bend National Park, Texas, USA

america american area areas backdrop backdrops bend big blaze blazes caution cautionary chain chains chisos conservation countryside danger dangerous dangerously dangers day daylight daytime during exterior exteriors fire fires high in landscape landscapes mountain mountained mountainous mountains mountains national national natural nature nobody north notice notices of outdoor park park parks photo photos preserve preserves range ranges rangy region regions reserve reserves risk risks risky sanctuaries sanctuary sceneries scenery scenic shot shots sign signboard signboards signs states texas the united us us american usa venture ventures warn warning warnings warns wildlife